| Harpenden to Guroymak | 2,217.52 mi (3,568.76 km) |
| Harpenden to Gurpinar | 2,287.28 mi (3,681.02 km) |
| Harpenden to Hadim | 1,892.20 mi (3,045.20 km) |
| Harpenden to Hakkari | 2,333.62 mi (3,755.61 km) |
| Harpenden to Halfeti | 2,101.51 mi (3,382.05 km) |
| Harpenden to Hamidiye | 1,505.46 mi (2,422.81 km) |
| Harpenden to Hanimciftligi | 2,070.49 mi (3,332.13 km) |
| Harpenden to Harbiye | 2,082.37 mi (3,351.24 km) |
| Harpenden to Harran | 2,166.87 mi (3,487.25 km) |
| Harpenden to Haskoy | 2,198.97 mi (3,538.89 km) |
| Harpenden to Hassa | 2,066.31 mi (3,325.40 km) |
| Harpenden to Hatay | 2,079.45 mi (3,346.55 km) |
| Harpenden to Havran | 1,558.15 mi (2,507.59 km) |
| Harpenden to Havza | 1,849.09 mi (2,975.82 km) |
| Harpenden to Haymana | 1,782.03 mi (2,867.90 km) |
